Home / 216,495.41-298,761.68-119,705.96

Finding the Fourth Proportional to 216,495.41, 298,761.68 and 119,705.96

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Solution

The fourth proportional to 216,495.41, 298,761.68 and 119,705.96 is: 165,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,495.41 : 298,761.68 = 119,705.96 : x
  2. Step 2: Convert to fraction form
    216,495.41/298,761.68 = 119,705.96/x
  3. Step 3: Cross multiply
    216,495.41x = 298,761.68 × 119,705.96
  4. Step 4: Simplify right side
    216,495.41x = 35,763,554,761.78
  5. Step 5: Solve for x
    x = 35,763,554,761.78/216,495.41
  6. Step 6: Final answer
    x = 165,193.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.